Welding assist device for manual gas shield welding

Abstract

The utility model relates to a manual gas shield welding assistor, which comprises a welding gun, a roller and a shaft sleeve, the shaft sleeve is sleeved and fixed at the front end of the welding gun, the lower end of the shaft sleeve is fixedly provided with a distance adjusting structure capable of adjusting the angle of the roller through a fixed seat, the two sides of the distance adjusting structure are respectively provided with a guide rod, and the guide rods are arranged on the guide rods. And the rollers are rotationally fixed on the guide rods on the two sides. According to the device, a user can be assisted in stably holding the welding gun in the welding process, and the welding quality is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of welding guns, in particular to a manual gas shielded welding auxiliary device. Background Art

[0002] The welding gun is the part that performs the welding operation during the welding process. It is shaped like a gun. The welding gun is usually used to weld various metal parts to achieve the connection between two metal parts. It is flexible to use, convenient and fast, and the process is simple. However, during use, the welding gun needs to be held in hand for welding, and the welding gun is in a suspended state. If a beginner just starts to use the welding gun, his hands will shake during the welding process, which will prevent the welding gun from following the track well and affect the welding quality. Utility Model Content

[0003] The utility model aims to provide a manual gas shielded welding assistant, which can assist a user to hold the welding gun steadily during welding and improve the quality of welding.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a manual gas shielded welding auxiliary device, comprising a welding gun, a roller and a sleeve, the sleeve being fixed on the front end of the welding gun, the lower end of the sleeve being fixed with a distance adjustment structure capable of adjusting the angle of the roller through a fixed seat, guide rods being arranged on both sides of the distance adjustment structure, and the roller being rotatably fixed on the guide rods on both sides.

[0005] Furthermore, a threaded through hole is provided on the shaft sleeve, and the shaft sleeve is threadably engaged with the threaded through hole by a butterfly bolt and is locked to the front end of the welding gun.

[0006] Furthermore, the distance adjustment structure includes a support block, a rotating screw and a threaded sleeve, the rear end of the support block is fixed to the fixed seat through a connecting column, the guide rod is hingedly fixed on both sides of the support block, the support block is provided with an opening, the upper end of the rotating screw is sleeved in the opening, the lower end of the rotating screw is sleeved with the threaded sleeve, a first connecting rod is fixed on both sides of the threaded sleeve, the other end of the first connecting rod is hingedly connected to a second connecting rod, the guide rods are all sleeved with guide blocks, and the guide blocks are fixedly connected to the second connecting rod.

[0007] Furthermore, the distance adjustment structure includes a left adjusting plate and a right adjusting plate, and the left adjusting plate and the right adjusting plate are both fixed with the guide rod, and the left adjusting plate and the right adjusting plate are both provided with adjustment holes, and the fixing seat is provided with a threaded through hole, and a fixing bolt is sleeved in the threaded through hole, and the left adjusting plate and the right adjusting plate are sleeved on the fixing bolt through the adjustment hole and locked by the butterfly nut.

[0008] Furthermore, a non-slip pad is provided on the handheld portion of the welding gun.

[0009] Furthermore, the roller is rotatably fixed on the outer side of the guide rod.

[0010] The beneficial effects of the utility model are as follows: when holding the welding gun, the rollers can roll on both sides of the welding point, the shaft sleeve fixes the distance adjustment structure on the welding gun, the distance adjustment structure and the rollers can provide a fulcrum for the welding gun during the welding process, and can adjust the angle between the welding gun and the object to be welded, which can improve the learning efficiency for beginners and enhance the welding stability for skilled workers. The distance adjustment structure can adjust the distance between the rollers according to the size of the weld. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 It is a schematic diagram of the structure of the utility model;

[0012] Figure 2 A schematic structural diagram of a first embodiment of the distance adjustment structure of the utility model;

[0013] Figure 3 It is a structural schematic diagram of a second embodiment of the distance adjustment structure of the utility model;

[0014] Figure 4 It is a schematic structural diagram of the second embodiment of the distance adjustment structure of the utility model in a side view;

[0015] Wherein: 1. welding gun, 2. roller, 3. bushing, 4. fixing seat, 5. distance adjustment structure, 51. support block, 52. rotating screw, 53. threaded sleeve, 54. connecting column, 55. first connecting rod, 56. second connecting rod, 57. guide block, 58. left adjusting plate, 59. right adjusting plate, 501. fixing bolt, 502. butterfly nut, 6. guide rod, 7. butterfly bolt. DETAILED DESCRIPTION

[0016] The utility model is further described below in conjunction with the accompanying drawings. For better understanding, the orientation of the utility model is described according to the orientation shown in the accompanying drawings and cannot be understood as a limitation of the present application.

[0017] See also Figures 1 to 4The utility model provides an embodiment: a manual gas shielded welding auxiliary device, comprising a welding gun 1, a roller 2 and a sleeve 3, wherein the sleeve 3 is sleeved and fixed on the front end of the welding gun 1, and the lower end of the sleeve 3 is fixed with a distance adjustment structure 5 capable of adjusting the angle of the roller 2 through a fixing seat 4, and guide rods 6 are arranged on both sides of the distance adjustment structure 5, and the roller 2 is rotatably fixed on the guide rods 6 on both sides. When holding the welding gun 1, the roller 2 can roll on both sides of the welding place under the power of the hand, and the sleeve 3 plays a role of clamping and fixing, and fixes the distance adjustment structure 5 on the welding gun 1. The distance adjustment structure 5 and the roller 2 can provide a fulcrum for the welding gun 1 during the welding process, and can adjust the angle between the welding gun 1 and the object to be welded, which can improve the learning efficiency for beginners and enhance the welding stability when skilled workers are working. The distance adjustment structure 5 can adjust the previous distance of the roller 2 according to the size of the weld.

[0018] Please continue reading Figure 1 , Figure 4 As shown, in one embodiment of the utility model, a threaded through hole is formed on the shaft sleeve 3, and the shaft sleeve 3 is threadedly engaged with the threaded through hole by a butterfly bolt 7 and locked to the front end of the welding gun 1. The shaft sleeve 3 can be adjusted to a position on the welding gun 1 after the butterfly bolt 7 is loosened, so that the angle between the welding gun 1 and the object to be welded can be further adjusted. After the butterfly bolt 7 is tightened, the shaft sleeve 3 can be fixed to the welding gun 1 again.

[0019] Please continue reading Figure 2 As shown, in one embodiment of the utility model, the distance adjustment structure 5 includes a support block 51, a rotating screw 52 and a threaded sleeve 53. The rear end of the support block 51 is fixed to the fixed seat 4 through a connecting column 54. The guide rod 6 is hinged and fixed to both sides of the support block 51. An opening is provided on the support block 51. The upper end of the rotating screw 52 is sleeved in the opening. The lower end of the rotating screw 52 is sleeved with the threaded sleeve 53. First connecting rods 55 are fixed on both sides of the threaded sleeve 53. The other end of the first connecting rod 55 is hinged with a second connecting rod 56. Guide blocks 57 are sleeved on the guide rods 6. The guide blocks 57 are fixedly connected to the second connecting rod 56. The thread of the threaded sleeve 53 is meshed with the thread on the rotating screw 52. By rotating the rotating screw 52, ​​the rotating screw 52 will move upward or downward along the rotating screw 52, ​​driving the guide block 57 to move upward or downward on the guide rod 6, thereby synchronously driving the guide rod 6 to expand outward or retract inward, thereby adjusting the distance between the rollers 2.

[0020] Please continue reading Figure 3 , Figure 4As shown, in one embodiment of the utility model, the distance adjustment structure 5 includes a left adjustment piece 58 and a right adjustment piece 59, and the left adjustment piece 58 and the right adjustment piece 59 are both fixed with the guide rod 6, and the left adjustment piece 58 and the right adjustment piece 59 are both provided with adjustment holes, and the fixing seat 4 is provided with a threaded through hole, and a fixing bolt 501 is sleeved in the threaded through hole, and the left adjustment piece 58 and the right adjustment piece 59 are sleeved on the fixing bolt 501 through the adjustment hole, and are locked by the butterfly nut 502. By manually adjusting the position of the left adjustment piece 58 and the right adjustment piece 59, the distance between the rollers 2 can be adjusted, and the butterfly nut 502 is locked with the fixing bolt 501, so that the position of the left adjustment piece 58 and the right adjustment piece 59 is fixed.

[0021] Please continue reading Figures 1 to 4 As shown, in one embodiment of the present invention, an anti-skid pad is provided on the hand-held portion of the welding gun 1. The anti-skid pad can increase the friction force during the hand-held process to prevent the welding gun 1 from slipping out of the hand.

[0022] Please continue reading Figure 3 As shown, in one embodiment of the present invention, the roller 2 is rotatably fixed on the outer side of the guide rod 6. The roller 2 is fixed on the guide rod 6 so that the range of the adjustment distance can be larger.

[0023] The working principle of the utility model is as follows: when holding the welding gun, the rollers can roll on both sides of the welding point, and the shaft sleeve fixes the distance adjustment structure on the welding gun. The distance adjustment structure and the rollers can provide a fulcrum for the welding gun during the welding process. By rotating the rotating screw of the adjustment structure, the rotating screw will move up or down along the rotating screw, driving the guide block to move up or down on the guide rod, so that the guide rod can be synchronously driven to expand outward or retract inward, so as to adjust the distance between the rollers, or manually adjust the position of the left adjustment plate and the right adjustment plate to adjust the distance between the rollers, so that novices can cope with the welding of different welds.

[0024] The above description is only a preferred embodiment of the present utility model and cannot be understood as a limitation of the present application. All equivalent changes and modifications made within the scope of the patent application of the present utility model shall fall within the scope of the present utility model.

Claims

1. A manual gas shielded welding auxiliary device, characterized in that: It includes a welding gun, a roller and a sleeve. The sleeve is fixed on the front end of the welding gun. The lower end of the sleeve is fixed with a distance adjustment structure capable of adjusting the angle of the roller through a fixing seat. Guide rods are provided on both sides of the distance adjustment structure. The roller is rotatably fixed on the guide rods on both sides.

2. A manual gas shielded welding auxiliary device according to claim 1, characterized in that: The shaft sleeve is provided with a threaded through hole, and the shaft sleeve is threadably engaged with the threaded through hole by a butterfly bolt and is locked to the front end of the welding gun.

3. A manual gas shielded welding auxiliary device according to claim 1, characterized in that: The distance adjustment structure includes a support block, a rotating screw and a threaded sleeve. The rear end of the support block is fixed to the fixed seat through a connecting column. The guide rod is hinged and fixed on both sides of the support block. An opening is opened on the support block. The upper end of the rotating screw is sleeved in the opening. The lower end of the rotating screw is sleeved with the threaded sleeve. First connecting rods are fixed on both sides of the threaded sleeve. The other end of the first connecting rod is hinged with a second connecting rod. Guide blocks are sleeved on the guide rods, and the guide blocks are fixedly connected to the second connecting rod.

4. A manual gas shielded welding auxiliary device according to claim 1, characterized in that: The distance adjustment structure includes a left adjustment plate and a right adjustment plate, both of which are fixed with the guide rod, and both of which are provided with adjustment holes. A threaded through hole is provided on the fixing seat, and a fixing bolt is sleeved in the threaded through hole. The left adjustment plate and the right adjustment plate are sleeved on the fixing bolt through the adjustment hole and are locked by a butterfly nut.

5. A manual gas shielded welding auxiliary device according to claim 1, characterized in that: An anti-slip pad is arranged on the hand-held part of the welding gun.

6. A manual gas shielded welding auxiliary device according to claim 1, characterized in that: The roller is rotatably fixed on the outer side of the guide rod.

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